I'm David Wright in Gaza at the UN school that early this morning. Came under attack we could swing the camera around here you can see but the building has been. Clearly large blue and white UN collars and one of the shells came in right under the UN flag. People here more than 3000 of them have sought a safe haven this was the place that they came through when they felt that their homes -- -- And yet -- turns out they weren't safe here at least three projectiles. Struck this school crowded with people. At least twenty people are dead dozens more injured. The UN is condemning this attack. As saying that it is the sixth or seventh time that one of their school camps have come under attack more than 200000. -- that's more than 10% of the population. Live in these crowded facilities and if they're not safe. -- know places. And I'm sorry to say we have some more bad news or perhaps the youngest casualty of this war little baby that we introduced -- to. Last week born by emergency C section after her mother was killed in a bomb strike. That little baby who survived. And was living in a hospital in southern Gaza has now done. Whoever is responsible for this incident and both sides should take note. This conflict -- and quickly enough. David Wright ABC news got.

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